2021 Summaries

This page shows information from January 1, 2021, and forward; updated typically Wed. and Sat. Showing confirmed+probable daily cases, as per documented by DHS. Reported “Date” is when “data was last updated”.

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Important dates:

  • (purple dashed lines) approximate start of school year

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 9 9.3 9.1% 88 0.76%
10-19 19 10.3 10.7% 103 0.76%
20-29 38 21.7 23.8% 230 1.1%
30-39 34 19.7 20.6% 199 1.46%
40-49 26 13.6 14.5% 140 1.34%
50-59 19 9.7 9.7% 94 0.75%
60-69 14 6.9 7.2% 70 0.61%
70+ 9 4.3 4.5% 43 0.41%
All ages 168 95.3 100% 966 0.92%
Eau Claire cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 20327 67041 608 161 544
Dec 25 20328 67067 608 161 482
Dec 26 20406 67081 608 161 472
Dec 27 20542 67139 612 161 536
Dec 28 20660 67214 615 162 592
Dec 29 20827 67328 617 163 758
Dec 30 20995 67443 617 163 863

Chippewa

Chippewa cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 13593 39011 585 139 495
Dec 25 13593 39022 585 139 407
Dec 26 13594 39036 585 139 324
Dec 27 13682 39070 586 140 323
Dec 28 13768 39108 592 141 378
Dec 29 13835 39159 596 143 440
Dec 30 13940 39207 596 144 466
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 9 4.7 11.9% 55 0.71%
10-19 10 3.4 8.6% 40 0.48%
20-29 21 9.4 16.2% 75 1.05%
30-39 20 8.1 16.6% 77 0.92%
40-49 18 7.9 17% 79 1.02%
50-59 12 7.0 12.3% 57 0.59%
60-69 12 5.6 10.8% 50 0.59%
70+ 2 3.1 6.5% 30 0.42%
All ages 105 49.4 100% 464 0.72%

Barron

Barron cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 10359 25988 460 114 214
Dec 25 10378 26009 460 114 206
Dec 26 10395 26030 462 114 199
Dec 27 10419 26066 462 115 204
Dec 28 10451 26088 465 115 208
Dec 29 10519 26120 468 116 260
Dec 30 10568 26154 469 116 294
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 2 1.9 5.1% 15 0.28%
10-19 1 1.7 6.5% 19 0.35%
20-29 13 8.0 25.5% 75 1.66%
30-39 6 6.4 19.4% 57 1.05%
40-49 9 3.6 10.5% 31 0.62%
50-59 12 4.4 12.6% 37 0.55%
60-69 4 3.4 11.6% 34 0.54%
70+ 2 2.9 8.8% 26 0.41%
All ages 49 32.3 100% 294 0.65%

La Crosse

La Crosse cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 21710 79376 802 139 842
Dec 25 21710 79407 802 139 749
Dec 26 21797 79438 803 139 751
Dec 27 21895 79588 807 139 789
Dec 28 22106 79788 808 139 941
Dec 29 22210 79950 819 139 1019
Dec 30 22297 80140 824 139 1040
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 6 7.6 8.5% 88 0.74%
10-19 6 9.4 11.3% 118 0.71%
20-29 22 22.7 26.9% 280 1.32%
30-39 18 19.9 20.9% 217 1.6%
40-49 12 12.1 13.8% 143 1.05%
50-59 8 9.6 10% 104 0.73%
60-69 9 6.4 5.6% 58 0.41%
70+ 6 2.7 3.1% 32 0.25%
All ages 87 90.4 100% 1040 0.88%

Dane

Dane cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 69981 453883 2214 409 3717
Dec 25 69981 454033 2214 409 3238
Dec 26 70225 454426 2214 409 2902
Dec 27 71073 454907 2224 409 3256
Dec 28 71668 455419 2239 409 3730
Dec 29 72224 456186 2246 409 4163
Dec 30 72607 456846 2256 409 4033
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 70 52.0 11.9% 480 0.8%
10-19 28 63.4 16.5% 666 0.94%
20-29 113 104.9 29.4% 1184 1.14%
30-39 84 67.6 16.8% 678 0.89%
40-49 37 45.4 12% 485 0.74%
50-59 21 26.6 6.7% 269 0.41%
60-69 22 17.7 4.4% 179 0.33%
70+ 8 9.0 2.3% 92 0.19%
All ages 383 386.6 100% 4033 0.74%

Wisconsin

Wisconsin cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 24 1085565 3813907 53514 11028 41872
Dec 25 1086288 3815701 53525 11029 37027
Dec 26 1088992 3817663 53539 11029 34801
Dec 27 1095891 3821603 53749 11082 37510
Dec 28 1103754 3827177 54008 11119 43702
Dec 29 1112659 3834072 54200 11151 51041
Dec 30 1120669 3840482 54359 11173 54125
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 734 504.1 9.5% 5148 0.8%
10-19 898 691.7 13.6% 7385 0.98%
20-29 1771 1100.3 20.2% 10956 1.45%
30-39 1449 960.7 17.9% 9695 1.28%
40-49 1179 743.1 14% 7591 1.09%
50-59 909 626.0 11.8% 6369 0.78%
60-69 662 417.9 7.9% 4255 0.56%
70+ 403 271.9 5% 2706 0.42%
All ages 8010 5318.1 100% 54125 0.93%

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Estimated recovery time from health experts varies between 10-20 days, with a nontrivial proportion of cases being long-term / on-going:

  • First plot shows both conservative (10-day total) estimate and 14-day total used in MN Safe-Learning plan
  • Second plot is (conservative) Estimated Active, split by Age group

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

Longitudinal

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

References

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Reliable Updated Visuals

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Modeling

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Predicting cumulative deaths in state

  • WI correpondence between Cumulative cases and deaths (at time lag)
  • Starting with late May, after daily tests regularly above 6000
[1] "The number of  cumulative deaths, at a lag of 21 days, are approximately 1.5 times number of cumulative cases to the 0.64 power."
[1] "We thus predict that on 2022-01-22 the cumulative number of deaths in WI will be 10832"

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Comparing county-wide active case rates in counties with colleges

  • Portage county (Stevens Point): gray
  • Eau Claire county (Eau Claire): blue
  • Dane county (Madison): green
  • La Crosse county (La Crosse): red